Analysis
- user interaction
yes - max time kernel
150s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
13/08/2026, 23:46
General
- Target Matcha External.exe
- Size 2.0MB
- Sample260813-3sg23aea69
- SHA256 3ec64efab0594956f22dfb60dacb3b2ae4b49de1aba4b8937b5453a3fcdabf59
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Matcha External.exe"C:\Users\Admin\AppData\Local\Temp\Matcha External.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-AKRT60CHMK.tmp\Matcha External.tmp"C:\Users\Admin\AppData\Local\Temp\is-AKRT60CHMK.tmp\Matcha External.tmp" /SL5="$401D6,887296,887296,C:\Users\Admin\AppData\Local\Temp\Matcha External.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
Matcha External.tmp
memory/4120-0-0x0000000000220000-0x0000000000308000-memory.dmp
memory/4120-7-0x0000000000220000-0x0000000000308000-memory.dmp
memory/4184-6-0x00000000019E0000-0x00000000019E1000-memory.dmp
memory/4184-9-0x00000000019E0000-0x00000000019E1000-memory.dmp
memory/4184-8-0x0000000000520000-0x000000000096D000-memory.dmp
memory/4184-11-0x0000000000520000-0x000000000096D000-memory.dmp
memory/4184-13-0x0000000000520000-0x000000000096D000-memory.dmp
memory/4184-15-0x0000000000520000-0x000000000096D000-memory.dmp
memory/4184-17-0x0000000000520000-0x000000000096D000-memory.dmp